#!/bin/sh
#
# linbo_netmask
# thomas@linuxmuster.net
# 20220610
#

usage(){
  echo
  echo "Prints netmask or bitmask."
  echo
  echo "Usage: linbo_netmask [-b|--bitmask] | [help]"
  echo
  exit 0
}

case "$1" in
  help) echo usage ;;
  -b|--bitmask) if [ -n "$MASK" ]; then echo "$MASK"; else echo "OFFLINE"; fi ;;
  *) if [ -n "$SUBNET" ]; then echo "$SUBNET"; else echo "OFFLINE"; fi ;;
esac

exit $?
